function JSONToExcelConvertor(JSONData, FileName,title,filter) {  
    if(!JSONData)
        return;
    //转化json为object
    var arrData = typeof JSONData != 'object' ? JSON.parse(JSONData) : JSONData;  

    var excel = "<table>";      

    //设置表头  
    var row = "<tr>";  

    if(title)
    {
        //使用标题项
        for (var i in title) {  
            row += "<th align='center'>" + title[i] + '</th>';
        }  

    }
    else{
        //不使用标题项
        for (var i in arrData[0]) {  
            row += "<th align='center'>" + i + '</th>';
        } 
     }

        excel += row + "</tr>";  

    //设置数据  
    for (var i = 0; i < arrData.length; i++) {  
        var row = "<tr>";  

        for (var index in arrData[i]) {
            //判断是否有过滤行
            if(filter)
            {
                if(filter.indexOf(index)==-1)
                {
                     var value = arrData[i][index] == null ? "" : arrData[i][index];  
                     row += '<td>' + value + '</td>'; 
                } 
            }
            else
            {
                 var value = arrData[i][index] == null ? "" : arrData[i][index];  
                 row += "<td align='center'>" + value + "</td>"; 
            }    
        }  

        excel += row + "</tr>";  
            }  

            excel += "</table>";  

            var excelFile = "<html xmlns:o='urn:schemas-microsoft-com:office:office' xmlns:x='urn:schemas-microsoft-com:office:excel' xmlns='http://www.w3.org/TR/REC-html40'>";  
    excelFile += '<meta http-equiv="content-type" content="application/vnd.ms-excel; charset=UTF-8">';  
    excelFile += '<meta http-equiv="content-type" content="application/vnd.ms-excel';  
    excelFile += '; charset=UTF-8">';  
    excelFile += "<head>";  
    excelFile += "<!--[if gte mso 9]>";  
    excelFile += "<xml>";  
    excelFile += "<x:ExcelWorkbook>";  
    excelFile += "<x:ExcelWorksheets>";  
    excelFile += "<x:ExcelWorksheet>";  
    excelFile += "<x:Name>";  
    excelFile += "{worksheet}";  
    excelFile += "</x:Name>";  
    excelFile += "<x:WorksheetOptions>";  
    excelFile += "<x:DisplayGridlines/>";  
    excelFile += "</x:WorksheetOptions>";  
    excelFile += "</x:ExcelWorksheet>";  
    excelFile += "</x:ExcelWorksheets>";  
    excelFile += "</x:ExcelWorkbook>";  
    excelFile += "</xml>";  
    excelFile += "<![endif]-->";  
    excelFile += "</head>";  
    excelFile += "<body>";  
    excelFile += excel;  
    excelFile += "</body>";  
    excelFile += "</html>";  


    var uri = 'data:application/vnd.ms-excel;charset=utf-8,' + encodeURIComponent(excelFile);  

    var link = document.createElement("a");      
    link.href = uri;  

    link.style = "visibility:hidden";  
    link.download = FileName + ".xls";  

    document.body.appendChild(link);  
    link.click();  
    document.body.removeChild(link);  
}  
